CN215671157U - Prefabricated construction of control floor thickness - Google Patents
Prefabricated construction of control floor thickness Download PDFInfo
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- CN215671157U CN215671157U CN202120473434.9U CN202120473434U CN215671157U CN 215671157 U CN215671157 U CN 215671157U CN 202120473434 U CN202120473434 U CN 202120473434U CN 215671157 U CN215671157 U CN 215671157U
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Abstract
The utility model relates to the technical field of building engineering assistance, in particular to a prefabricated structure for controlling the thickness of a floor slab, which comprises a first concrete block, a second concrete block and a connecting piece, wherein the first concrete block is connected with the second concrete block through a connecting piece; the first concrete block and the second concrete block are arranged in parallel; one end of the connecting piece is connected with the first concrete block, and the other end of the connecting piece is connected with the second concrete block; the first concrete block or the second concrete block is made of the same material as the floor slab and comprises a concrete block, a cement mortar concrete block, an aerated concrete block, a fly ash silicate concrete block, a coal gangue concrete block, an artificial ceramsite concrete block or a slag waste concrete block. The prefabricated structure is simple in structure, convenient and fast to manufacture, and extremely easy to standardize, and reduces operation errors; and can be made into a thickness marking structure suitable for various floor boards; the steel bar structure of the floor slab can be supported and protected to a certain extent in the floor slab pouring process, force points are provided for constructors or equipment, and the erected steel bar structure is prevented from deforming under stress.
Description
Technical Field
The utility model relates to the technical field of building engineering assistance, in particular to a prefabricated structure for controlling the thickness of a floor slab.
Background
In the construction of the existing building engineering, the reinforced concrete floor is almost manufactured by erecting a formwork, binding reinforcing steel bars and pouring concrete according to a design position on site, and then maintaining and removing the formwork. The concrete floor slab is used as a main bearing structure and a frame structure of a building, the thickness control of the concrete floor slab is very important, and the state has corresponding standard requirements for ensuring the quality of the concrete floor slab. The traditional elevation method is not ideal in control effect and often cannot meet the quality creation requirement. In order to solve the problem that the thickness of the concrete floor is difficult to control, a novel precast concrete block is adopted firstly, namely on the basis of a method for controlling the thickness of the floor by an elevation method, the novel precast concrete block is additionally adopted for auxiliary control, and the precast concrete block is good in structure combination, free of cracks and good in effect.
SUMMERY OF THE UTILITY MODEL
Based on this, it is an object of the present invention to provide a prefabricated structure for controlling the thickness of a floor slab.
The technical scheme of the utility model is as follows:
a prefabricated structure for controlling the thickness of a floor slab comprises a first concrete block, a second concrete block and a connecting piece; the first concrete block and the second concrete block are arranged in parallel; one end of the connecting piece is connected with the first concrete block, and the other end of the connecting piece is connected with the second concrete block; the concrete blocks comprise concrete blocks, cement mortar concrete blocks, aerated concrete blocks, fly ash silicate concrete blocks, coal gangue concrete blocks, artificial ceramsite concrete blocks, slag waste concrete blocks and the like.
The material of concrete piece is the same with the floor material, can draw materials at the job site, and the same material junction is more harmonious.
Further, the first concrete block and the second concrete block are both cylinders; the cross section of the first concrete block comprises a circle, an ellipse or a polygon; the cross section of the second concrete block comprises a circle, an ellipse or a polygon. Different shapes can be matched with different edges or corners, so that the prefabricated structure for controlling the thickness of the floor slab is suitable for more building environments.
Further, the diameter, the long axis or the length of the longest diagonal line of the cross section of the first concrete block or the second concrete block is 80-120 mm; preferably 100 mm.
Further, the thickness of the first concrete block is 15-20 mm; the thickness of the second concrete block is 15-20 mm.
The size and thickness of concrete block can be the combination of arbitrary value in theory, and the preferred of this embodiment is limited, and practical application considers mainly, and the proportion is just, and convenient preparation, arrangement and the fixed with the floor reinforcing bar.
Further, the distance between the first concrete block and the second concrete block is greater than or equal to 50 mm.
Furthermore, the connecting piece and the first concrete block are fixedly connected; the connecting piece is fixedly connected with the second concrete block; the fixed connection comprises detachable connection, integrated forming and the like. The connecting piece of the prefabricated structure for controlling the thickness of the floor slab can be a concrete block structure which is integrated with the prefabricated structure in the preparation process, or can be made separately and assembled together when in use.
Further, the connecting piece comprises steel bars, concrete prefabricated bars and the like.
Furthermore, the number of connecting pieces is 2 or an integer more than 2, so that the stability of the concrete blocks at the two ends of the connecting pieces is ensured, the parallel relation between the first concrete block and the second concrete block cannot be changed due to some external force factors in the construction process, and the flatness of the floor surface is finally ensured.
Further, the distance between every two connecting pieces is at least 20 mm.
Further, the cross-sectional shape of the connector includes a circle, an ellipse, or a polygon.
Further, the diameter, the long axis or the length of the longest diagonal line of the cross section of the connecting piece is 7-10 mm; preferably 8 mm.
The utility model has the beneficial effects that:
compared with the prior art, the prefabricated structure for controlling the thickness of the floor slab is simple in structure, convenient and fast to manufacture, extremely easy to standardize and capable of reducing operation errors; and can be made into a marking structure suitable for the thickness of various floors such as the thickness of floors of common floors, the thickness of floors in high-rise buildings, bearing floors or functional floors and the like.
The prefabricated structure for controlling the thickness of the floor slab can also play a certain role in supporting and protecting the steel bar structure of the floor slab in the floor slab pouring process, provides some force points for constructors or construction equipment, and avoids the stressed deformation of the steel bar structure erected before pouring.
For a better understanding and practice, the utility model is described in detail below with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic view of a prefabricated structure for controlling the thickness of a floor slab according to the present invention.
Fig. 2 is a schematic structural view of a mold for manufacturing a concrete block.
Fig. 3 is a top view of a square tube steel die.
Fig. 4 is a schematic view showing a structure of a semi-finished member of a prefabricated structure for controlling the thickness of a floor slab according to the present invention.
Fig. 5 is a schematic view illustrating the fabrication of the prefabricated structure for controlling the thickness of the floor slab according to the present invention.
Description of reference numerals:
100. prefabricating a structure; 110. a first concrete block; 120. a second concrete block; 130. a connecting member; 200. a mold; 300. a square tube steel mould; 310. and (6) drilling.
Detailed Description
The terms of orientation of up, down, left, right, front, back, top, bottom, and the like, referred to or may be referred to in this specification, are defined relative to their configuration, and are relative concepts. Therefore, it may be changed according to different positions and different use states. Therefore, these and other directional terms should not be construed as limiting terms.
The terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.
The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.
The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
A prefabricated structure 100 for controlling the thickness of a floor slab comprises a first concrete block 110, a second concrete block 120 and a connecting piece 130; the first concrete block 110 and the second concrete block 120 are arranged in parallel; one end of the connecting piece 130 is connected with the first concrete block 110, and the other end is connected with the second concrete block 120; the concrete blocks comprise concrete blocks, cement mortar concrete blocks, aerated concrete blocks, fly ash silicate concrete blocks, coal gangue concrete blocks, artificial ceramsite concrete blocks, slag waste concrete blocks and the like.
The material of concrete piece is the same with the floor material, can draw materials at the job site, and the same material junction is more harmonious.
In some embodiments, the first concrete block 110 and the second concrete block 120 are both cylinders; the cross-sectional shape of the first concrete block 110 includes a circle, an ellipse or a polygon; the cross-sectional shape of the second concrete block 120 includes a circle, an ellipse or a polygon. Different shapes can be adapted to different edges or corners, making the floor thickness controlling precast structure 100 of the present invention suitable for more construction environments.
In some embodiments, the cross section of the first concrete block 110 or the second concrete block 120 has a diameter, a long axis or a longest diagonal length of 80-120 mm; preferably 100 mm.
In some embodiments, the thickness of the first concrete block 110 is 15-20 mm; the thickness of the second concrete block 120 is 15-20 mm.
The size and thickness of concrete block can be the combination of arbitrary value in theory, and the preferred of this embodiment is limited, and practical application considers mainly, and the proportion is just, and convenient preparation, arrangement and the fixed with the floor reinforcing bar.
In some embodiments, the distance between the first concrete block 110 and the second concrete block 120 is greater than or equal to 50 mm.
In some embodiments, the connecting member 130 is fixedly connected to the first concrete block 110; the connecting piece 130 is fixedly connected with the second concrete block 120; the fixed connection comprises detachable connection, integrated forming and the like. In the prefabricated structure 100 for controlling the thickness of the floor slab, the connecting member 130 may be a concrete block structure that is integrated with the prefabricated structure during the preparation process, or may be a separate member that is assembled together during use.
In some embodiments, the connector 130 includes rebar, precast concrete strips, or the like.
In some embodiments, the number of the connecting members 130 is 2 or an integer greater than 2, so that the stability of the first concrete block 110 and the second concrete block 120 at the two ends of the connecting members 130 is ensured, the parallel relationship between the first concrete block 110 and the second concrete block 120 cannot be changed due to some external force factors in the construction process, and the flatness of the floor surface is finally ensured.
In some embodiments, the distance between every two of the connectors 130 is at least 20 mm.
In some embodiments, the cross-sectional shape of the connector 130 includes a circle, an ellipse, or a polygon.
In some embodiments, the cross-section of the connector 130 has a diameter, a long axis or a longest diagonal length of 7-10 mm; preferably 8 mm.
The manufacturing process of the prefabricated structure 100 for controlling the thickness of the floor slab specifically comprises the following steps:
(1) putting galvanized steel pipe molds 200(20mm high) into a row, fixing the two square tube steel molds 300 (the square tube steel molds are 2m long and 100mm wide, 50mm thick, 10mm in diameter of the drill holes 310, one group of two drill holes 310, 20mm in center distance between the two drill holes 310 in the group and 80mm in center distance between the two drill holes 310 in the group) on two sides, pouring fine aggregate concrete (concrete which is improved by one strength grade compared with plate concrete) into the galvanized steel pipe molds 200, vibrating and compacting the concrete, and trowelling the upper surface to obtain a first concrete block 110; the square tube steel form 300 is placed on the first concrete block 110 after the casting is finished, the distance is controlled, and the connecting piece 130(C8 screw steel, diameter 8mm) is inserted according to the drilling hole 310 reserved in the square tube steel form 300.
(2) After the connector 130 is inserted, the height measurement needs to meet the design requirements. After final setting, the first concrete block 110 is maintained until the strength meets the design strength, and after the semi-finished members (the first concrete block 110 and the connecting member 130) of the prefabricated structure 100 are measured to be qualified, the next procedure construction can be performed.
(3) Putting the galvanized steel pipe mould 200 into a row according to the first step, fixing the square tube steel mould 300 on two sides, pouring fine aggregate concrete into the galvanized steel pipe mould 200, tamping the concrete, and floating the upper surface to integrate the second concrete block 120; the first concrete block 110 and the second concrete block 120 with the mold 200 are arranged side by side at the center of the mold 200 with a gap (about 10 mm) reserved in the middle for inserting the connecting member 130 of the semi-finished member of the prefabricated structure 100.
(4) The semi-finished member of the prefabricated structure 100 is aligned with the second concrete block 120, and the connecting member 130 is inserted into the second concrete block 120, vibrated densely, and controlled in height to ensure compliance with design requirements.
(5) And curing the concrete of the second concrete block 120 until the strength meets the formwork removal requirement, removing the galvanized steel pipe mould 200, continuing curing until the strength meets the design strength requirement, and then measuring the members one by one to ensure that the members meet the requirement.
Compared with the prior art, the prefabricated structure 100 for controlling the thickness of the floor slab has the advantages of simple structure, convenience and quickness in manufacturing, easiness in standardization and reduction of operation errors; and can be made into a marking structure suitable for the thickness of various floors such as the thickness of floors of common floors, the thickness of floors in high-rise buildings, bearing floors or functional floors and the like.
The use flow of the prefabricated structure 100 for controlling the thickness of the floor slab of the present invention is specifically as follows:
s1, the precast structures 100 for controlling the thickness of the floor slab of the present invention are arranged on the floor slab at an interval of 1m × 1m, the floor slab reinforcing bars of the floor slab are placed on the upper surface of the second concrete block 120, and the connecting members 130 are firmly bound with the floor slab reinforcing bars to prevent displacement.
And S2, checking the arranged area to see whether the prefabricated structure 100 is displaced or damaged, and if so, adjusting or replacing the prefabricated structure in time.
And S3, pouring floor concrete after the prefabricated structure 100 is installed. The thickness of the plate can be well controlled by combining elevation control measures used at ordinary times during concrete pouring, the installation is simple, and the construction progress and the engineering quality are not influenced.
The prefabricated structure 100 for controlling the thickness of the floor slab can also play a certain role in supporting and protecting the steel bar structure of the floor slab in the floor slab pouring process, provides some force points for constructors or construction equipment, and avoids the stress deformation of the steel bar structure erected before pouring.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (10)
1. A prefabricated structure for controlling the thickness of a floor slab is characterized by comprising a first concrete block, a second concrete block and a connecting piece; the first concrete block and the second concrete block are arranged in parallel; one end of the connecting piece is connected with the first concrete block, and the other end of the connecting piece is connected with the second concrete block;
the first concrete block comprises one of a concrete block, a cement mortar concrete block, an aerated concrete block, a fly ash silicate concrete block, a coal gangue concrete block, an artificial ceramsite concrete block or a slag waste concrete block;
the second concrete block comprises one of a concrete block, a cement mortar concrete block, an aerated concrete block, a fly ash silicate concrete block, a coal gangue concrete block, an artificial ceramsite concrete block or a slag waste concrete block.
2. The precast structure for controlling thickness of floor slab according to claim 1, wherein the first concrete block and the second concrete block are each a cylinder; the cross section of the first concrete block comprises a circle, an ellipse or a polygon; the cross section of the second concrete block comprises a circle, an ellipse or a polygon.
3. A precast structure for controlling thickness of a floor slab according to claim 2, wherein the diameter, the long axis or the length of the longest diagonal line of the cross section of the first concrete block or the second concrete block is 80 to 120 mm.
4. The precast structure for controlling the thickness of a floor slab according to claim 1, wherein the thickness of the first concrete block is 15 to 20 mm; the thickness of the second concrete block is 15-20 mm.
5. A precast structure for controlling thickness of floor slab according to claim 1, wherein the distance between the first concrete block and the second concrete block is greater than or equal to 50 mm.
6. The precast structure for controlling thickness of floor slab according to claim 1, wherein the connection means with the first concrete block is a fixed connection; the connecting piece is fixedly connected with the second concrete block; the fixed connection comprises detachable connection or integrated molding.
7. The precast structure for controlling thickness of floor slab of claim 1, wherein the connection member includes a reinforcing bar or a precast concrete bar.
8. The precast structure for controlling thickness of floor slab of claim 1, wherein the number of the connection members is 2 or an integer more than 2.
9. The precast structure for controlling thickness of floor slab according to claim 1, wherein the distance between each two of the connection members is at least 20 mm.
10. The precast structure for controlling thickness of floor slab of claim 1, wherein the cross sectional shape of the connection member includes a circle, an ellipse or a polygon; the diameter of the cross section of the connecting piece, the length of a long axis or the length of the longest diagonal line are 7-10 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120473434.9U CN215671157U (en) | 2021-03-04 | 2021-03-04 | Prefabricated construction of control floor thickness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120473434.9U CN215671157U (en) | 2021-03-04 | 2021-03-04 | Prefabricated construction of control floor thickness |
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| Publication Number | Publication Date |
|---|---|
| CN215671157U true CN215671157U (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120473434.9U Active CN215671157U (en) | 2021-03-04 | 2021-03-04 | Prefabricated construction of control floor thickness |
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| CN (1) | CN215671157U (en) |
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2021
- 2021-03-04 CN CN202120473434.9U patent/CN215671157U/en active Active
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